/Engine/Source/Editor/UnrealEd/Public/Subsystems/EditorAssetSubsystem.h
Duplicate an asset. Will try to checkout the file. The Asset will be loaded before being duplicated.
The duplicated object if the operation succeeds.
[UObject](API\Runtime\CoreUObject\UObject\UObject) * DuplicateAsset ( const [FString](API\Runtime\Core\Containers\FString) & SourceAssetPath, const [FString](API\Runtime\Core\Containers\FString) & DestinationAssetPath )